Warranty Validation

Serial number examples

Giant: A 9999999
Enercare: 101799999
HTP for Giant: 080813D999999
Rinnai for Giant: A 9999999

Nameplates examples

Electric models:
Gas-Fired models:

Here is the warranty information for your water heater*

Basic warranty
Extended warranty

* Caution: This information is provided as assistance in determining the date of manufacture and the duration of the warranty only when the water heater is used, installed and maintained in order according to the instructions in the owner's manual supplied with the water heater. . The use of a residential model for commercial purposes reduces the warranty of your water heater to one (1) year. For more information, please contact Customer Service at 1-800-363-9354, option # 1.